CN110022760A - 流量传感器和测量流速的方法 - Google Patents
流量传感器和测量流速的方法 Download PDFInfo
- Publication number
- CN110022760A CN110022760A CN201780073560.1A CN201780073560A CN110022760A CN 110022760 A CN110022760 A CN 110022760A CN 201780073560 A CN201780073560 A CN 201780073560A CN 110022760 A CN110022760 A CN 110022760A
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- frequency
- sensor
- electroactive material
- temperature
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Classifications
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/026—Measuring blood flow
- A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
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- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
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- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
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- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
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- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/026—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving liquids
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- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/20—Clinical contact thermometers for use with humans or animals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
- G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
- G01K7/203—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit in an oscillator circuit
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- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
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- G01L9/0016—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a diaphragm
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- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
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- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
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- A61B2562/0247—Pressure sensors
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- A—HUMAN NECESSITIES
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- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
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- A61B2562/0276—Thermal or temperature sensors comprising a thermosensitive compound
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/087—Measuring breath flow
- A61B5/0878—Measuring breath flow using temperature sensing means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Electromagnetism (AREA)
- Physiology (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Measuring Volume Flow (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16200841 | 2016-11-28 | ||
| EP16200841.1 | 2016-11-28 | ||
| PCT/EP2017/080643 WO2018096168A1 (en) | 2016-11-28 | 2017-11-28 | Flow sensor and method of measuring a flow rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110022760A true CN110022760A (zh) | 2019-07-16 |
Family
ID=57421682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780073560.1A Pending CN110022760A (zh) | 2016-11-28 | 2017-11-28 | 流量传感器和测量流速的方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20190298187A1 (ru) |
| EP (1) | EP3544489A1 (ru) |
| JP (1) | JP7000428B2 (ru) |
| CN (1) | CN110022760A (ru) |
| RU (1) | RU2768159C2 (ru) |
| WO (1) | WO2018096168A1 (ru) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2944114C (en) | 2014-04-04 | 2023-09-26 | St. Jude Medical Systems Ab | Intravascular pressure and flow data diagnostic systems, devices, and methods |
| US10905334B2 (en) * | 2015-08-31 | 2021-02-02 | Koninklijke Philips N.V. | Electroactive polymer sensors and sensing methods |
| US11538980B2 (en) * | 2016-06-14 | 2022-12-27 | Koninklijke Philips N.V. | Electroactive polymer actuator device and driving method |
| CN108981838B (zh) * | 2018-08-01 | 2020-03-27 | 常州天坛燃气设备有限公司 | 一种天然气管路控制系统 |
| DE102018131760A1 (de) * | 2018-12-11 | 2020-06-18 | Hueck Folien Gmbh | Gewölbte Funktionsfolienstruktur und Verfahren zur Herstellung derselben |
| FR3105169B1 (fr) * | 2019-12-19 | 2021-12-10 | Latecoere | Porte d’aéronef à verrou de blocage de sécurité comportant une biellette à polymère électroactif |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4726225A (en) * | 1986-08-22 | 1988-02-23 | Johnson Service Company | Surface acoustic wave gas flow rate sensor with self-heating feature |
| US4770037A (en) * | 1986-04-08 | 1988-09-13 | Battelle Memorial Institute | Method for determining the flow of a fluid |
| US20020130673A1 (en) * | 2000-04-05 | 2002-09-19 | Sri International | Electroactive polymer sensors |
| WO2006135293A1 (en) * | 2005-06-16 | 2006-12-21 | St. Jude Medical Ab | Flow sensor and method for measuring the flow of a body fluid |
| US20110310926A1 (en) * | 2009-02-27 | 2011-12-22 | Syngenta Crop Protection Llc | Sensor |
| CN103838447A (zh) * | 2012-11-19 | 2014-06-04 | 泽罗技术(2009)有限公司 | 透明的接近传感器 |
| US20150297093A1 (en) * | 2014-04-18 | 2015-10-22 | Vivonics, Inc. | Flow rate sensor system and method for non-invasively measuring the flow rate of a bodily fluid |
| CN105828709A (zh) * | 2014-01-03 | 2016-08-03 | Mc10股份有限公司 | 包括流量感测的导管或导丝装置及其使用 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9801405D0 (sv) * | 1998-04-22 | 1998-04-22 | Pacesetter Ab | Implant |
| WO2011086481A1 (en) * | 2010-01-14 | 2011-07-21 | Koninklijke Philips Electronics N.V. | Sensor determining a physical or physiological parameter |
| CA2944114C (en) * | 2014-04-04 | 2023-09-26 | St. Jude Medical Systems Ab | Intravascular pressure and flow data diagnostic systems, devices, and methods |
-
2017
- 2017-11-28 EP EP17817674.9A patent/EP3544489A1/en not_active Withdrawn
- 2017-11-28 CN CN201780073560.1A patent/CN110022760A/zh active Pending
- 2017-11-28 US US16/462,609 patent/US20190298187A1/en not_active Abandoned
- 2017-11-28 JP JP2019527829A patent/JP7000428B2/ja active Active
- 2017-11-28 RU RU2019120052A patent/RU2768159C2/ru active
- 2017-11-28 WO PCT/EP2017/080643 patent/WO2018096168A1/en unknown
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770037A (en) * | 1986-04-08 | 1988-09-13 | Battelle Memorial Institute | Method for determining the flow of a fluid |
| US4726225A (en) * | 1986-08-22 | 1988-02-23 | Johnson Service Company | Surface acoustic wave gas flow rate sensor with self-heating feature |
| US20020130673A1 (en) * | 2000-04-05 | 2002-09-19 | Sri International | Electroactive polymer sensors |
| WO2006135293A1 (en) * | 2005-06-16 | 2006-12-21 | St. Jude Medical Ab | Flow sensor and method for measuring the flow of a body fluid |
| US20110310926A1 (en) * | 2009-02-27 | 2011-12-22 | Syngenta Crop Protection Llc | Sensor |
| CN103838447A (zh) * | 2012-11-19 | 2014-06-04 | 泽罗技术(2009)有限公司 | 透明的接近传感器 |
| CN105828709A (zh) * | 2014-01-03 | 2016-08-03 | Mc10股份有限公司 | 包括流量感测的导管或导丝装置及其使用 |
| US20150297093A1 (en) * | 2014-04-18 | 2015-10-22 | Vivonics, Inc. | Flow rate sensor system and method for non-invasively measuring the flow rate of a bodily fluid |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3544489A1 (en) | 2019-10-02 |
| JP2020503502A (ja) | 2020-01-30 |
| WO2018096168A1 (en) | 2018-05-31 |
| RU2019120052A3 (ru) | 2021-04-01 |
| RU2019120052A (ru) | 2020-12-28 |
| US20190298187A1 (en) | 2019-10-03 |
| JP7000428B2 (ja) | 2022-02-10 |
| RU2768159C2 (ru) | 2022-03-23 |
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